Finding the Fourth Proportional to 52,256,499.98, 72,118,565.01 and 28,739,180.89

Step by Step Solution

1. Step 1: Write the proportion equation
   52,256,499.98 : 72,118,565.01 = 28,739,180.89 : x
2. Step 2: Convert to fraction form
   52,256,499.98/72,118,565.01 = 28,739,180.89/x
3. Step 3: Cross multiply
   52,256,499.98x = 72,118,565.01 × 28,739,180.89
4. Step 4: Simplify right side
   52,256,499.98x = 2,072,628,485,358,337.50
5. Step 5: Solve for x
   x = 2,072,628,485,358,337.50/52,256,499.98
6. Step 6: Final answer
   x = 39,662,596.73