Finding the Fourth Proportional to 107,554.72, 148,402.32 and 65,115.04

Step by Step Solution

1. Step 1: Write the proportion equation
   107,554.72 : 148,402.32 = 65,115.04 : x
2. Step 2: Convert to fraction form
   107,554.72/148,402.32 = 65,115.04/x
3. Step 3: Cross multiply
   107,554.72x = 148,402.32 × 65,115.04
4. Step 4: Simplify right side
   107,554.72x = 9,663,223,002.89
5. Step 5: Solve for x
   x = 9,663,223,002.89/107,554.72
6. Step 6: Final answer
   x = 89,844.71