Finding the Fourth Proportional to 64,260, 88,682.04 and 39,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   64,260 : 88,682.04 = 39,111.12 : x
2. Step 2: Convert to fraction form
   64,260/88,682.04 = 39,111.12/x
3. Step 3: Cross multiply
   64,260x = 88,682.04 × 39,111.12
4. Step 4: Simplify right side
   64,260x = 3,468,453,908.28
5. Step 5: Solve for x
   x = 3,468,453,908.28/64,260
6. Step 6: Final answer
   x = 53,975.32