Finding the Fourth Proportional to 59,842.32, 89,397.30 and 43,059.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,842.32 : 89,397.30 = 43,059.12 : x
2. Step 2: Convert to fraction form
   59,842.32/89,397.30 = 43,059.12/x
3. Step 3: Cross multiply
   59,842.32x = 89,397.30 × 43,059.12
4. Step 4: Simplify right side
   59,842.32x = 3,849,369,068.38
5. Step 5: Solve for x
   x = 3,849,369,068.38/59,842.32
6. Step 6: Final answer
   x = 64,325.20