Finding the Fourth Proportional to 176,637.31, 264,978.74 and 64,300.23

Step by Step Solution

1. Step 1: Write the proportion equation
   176,637.31 : 264,978.74 = 64,300.23 : x
2. Step 2: Convert to fraction form
   176,637.31/264,978.74 = 64,300.23/x
3. Step 3: Cross multiply
   176,637.31x = 264,978.74 × 64,300.23
4. Step 4: Simplify right side
   176,637.31x = 17,038,194,087.86
5. Step 5: Solve for x
   x = 17,038,194,087.86/176,637.31
6. Step 6: Final answer
   x = 96,458.64