Finding the Fourth Proportional to 93,218,830.41, 139,828,687.89 and 28,522,532.28

Step by Step Solution

1. Step 1: Write the proportion equation
   93,218,830.41 : 139,828,687.89 = 28,522,532.28 : x
2. Step 2: Convert to fraction form
   93,218,830.41/139,828,687.89 = 28,522,532.28/x
3. Step 3: Cross multiply
   93,218,830.41x = 139,828,687.89 × 28,522,532.28
4. Step 4: Simplify right side
   93,218,830.41x = 3,988,268,264,012,570
5. Step 5: Solve for x
   x = 3,988,268,264,012,570/93,218,830.41
6. Step 6: Final answer
   x = 42,783,933.74