Finding the Fourth Proportional to 90,094.22, 124,340.92 and 56,553.74

Step by Step Solution

1. Step 1: Write the proportion equation
   90,094.22 : 124,340.92 = 56,553.74 : x
2. Step 2: Convert to fraction form
   90,094.22/124,340.92 = 56,553.74/x
3. Step 3: Cross multiply
   90,094.22x = 124,340.92 × 56,553.74
4. Step 4: Simplify right side
   90,094.22x = 7,031,944,061.04
5. Step 5: Solve for x
   x = 7,031,944,061.04/90,094.22
6. Step 6: Final answer
   x = 78,051.00