Finding the Fourth Proportional to 64,059.42, 96,091.56 and 17,312.31

Step by Step Solution

1. Step 1: Write the proportion equation
   64,059.42 : 96,091.56 = 17,312.31 : x
2. Step 2: Convert to fraction form
   64,059.42/96,091.56 = 17,312.31/x
3. Step 3: Cross multiply
   64,059.42x = 96,091.56 × 17,312.31
4. Step 4: Simplify right side
   64,059.42x = 1,663,566,875.10
5. Step 5: Solve for x
   x = 1,663,566,875.10/64,059.42
6. Step 6: Final answer
   x = 25,969.12