Finding the Fourth Proportional to 52,792,673,860.56, 72,854,268,922.56 and 28,706,522,880.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,792,673,860.56 : 72,854,268,922.56 = 28,706,522,880.72 : x
2. Step 2: Convert to fraction form
   52,792,673,860.56/72,854,268,922.56 = 28,706,522,880.72/x
3. Step 3: Cross multiply
   52,792,673,860.56x = 72,854,268,922.56 × 28,706,522,880.72
4. Step 4: Simplify right side
   52,792,673,860.56x = 2,091,392,737,783,596,711,936
5. Step 5: Solve for x
   x = 2,091,392,737,783,596,711,936/52,792,673,860.56
6. Step 6: Final answer
   x = 39,615,207,657.55