Finding the Fourth Proportional to 72,123,653.88, 107,926,878.42 and 62,441,570.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,123,653.88 : 107,926,878.42 = 62,441,570.52 : x
2. Step 2: Convert to fraction form
   72,123,653.88/107,926,878.42 = 62,441,570.52/x
3. Step 3: Cross multiply
   72,123,653.88x = 107,926,878.42 × 62,441,570.52
4. Step 4: Simplify right side
   72,123,653.88x = 6,739,123,789,865,897
5. Step 5: Solve for x
   x = 6,739,123,789,865,897/72,123,653.88
6. Step 6: Final answer
   x = 93,438,468.90