Finding the Fourth Proportional to 72,210,297.53, 108,367,162.01 and 30,740,248.55

Step by Step Solution

1. Step 1: Write the proportion equation
   72,210,297.53 : 108,367,162.01 = 30,740,248.55 : x
2. Step 2: Convert to fraction form
   72,210,297.53/108,367,162.01 = 30,740,248.55/x
3. Step 3: Cross multiply
   72,210,297.53x = 108,367,162.01 × 30,740,248.55
4. Step 4: Simplify right side
   72,210,297.53x = 3,331,233,494,149,980.50
5. Step 5: Solve for x
   x = 3,331,233,494,149,980.50/72,210,297.53
6. Step 6: Final answer
   x = 46,132,388.43