Finding the Fourth Proportional to 105,002.01, 157,594.04 and 55,117.35

Step by Step Solution

1. Step 1: Write the proportion equation
   105,002.01 : 157,594.04 = 55,117.35 : x
2. Step 2: Convert to fraction form
   105,002.01/157,594.04 = 55,117.35/x
3. Step 3: Cross multiply
   105,002.01x = 157,594.04 × 55,117.35
4. Step 4: Simplify right side
   105,002.01x = 8,686,165,585.01
5. Step 5: Solve for x
   x = 8,686,165,585.01/105,002.01
6. Step 6: Final answer
   x = 82,723.80