Finding the Fourth Proportional to 101,569.31, 152,368.14 and 42,391.43

Step by Step Solution

1. Step 1: Write the proportion equation
   101,569.31 : 152,368.14 = 42,391.43 : x
2. Step 2: Convert to fraction form
   101,569.31/152,368.14 = 42,391.43/x
3. Step 3: Cross multiply
   101,569.31x = 152,368.14 × 42,391.43
4. Step 4: Simplify right side
   101,569.31x = 6,459,103,071.10
5. Step 5: Solve for x
   x = 6,459,103,071.10/101,569.31
6. Step 6: Final answer
   x = 63,593.06