Finding the Fourth Proportional to 107,152.02, 147,871.14 and 61,839.42

Step by Step Solution

1. Step 1: Write the proportion equation
   107,152.02 : 147,871.14 = 61,839.42 : x
2. Step 2: Convert to fraction form
   107,152.02/147,871.14 = 61,839.42/x
3. Step 3: Cross multiply
   107,152.02x = 147,871.14 × 61,839.42
4. Step 4: Simplify right side
   107,152.02x = 9,144,265,532.34
5. Step 5: Solve for x
   x = 9,144,265,532.34/107,152.02
6. Step 6: Final answer
   x = 85,339.18