Finding the Fourth Proportional to 375,411.16, 563,112.04 and 91,104.06

Step by Step Solution

1. Step 1: Write the proportion equation
   375,411.16 : 563,112.04 = 91,104.06 : x
2. Step 2: Convert to fraction form
   375,411.16/563,112.04 = 91,104.06/x
3. Step 3: Cross multiply
   375,411.16x = 563,112.04 × 91,104.06
4. Step 4: Simplify right side
   375,411.16x = 51,301,793,078.88
5. Step 5: Solve for x
   x = 51,301,793,078.88/375,411.16
6. Step 6: Final answer
   x = 136,654.95