Finding the Fourth Proportional to 162,526.56, 243,751.56 and 91,479.42

Step by Step Solution

1. Step 1: Write the proportion equation
   162,526.56 : 243,751.56 = 91,479.42 : x
2. Step 2: Convert to fraction form
   162,526.56/243,751.56 = 91,479.42/x
3. Step 3: Cross multiply
   162,526.56x = 243,751.56 × 91,479.42
4. Step 4: Simplify right side
   162,526.56x = 22,298,251,332.90
5. Step 5: Solve for x
   x = 22,298,251,332.90/162,526.56
6. Step 6: Final answer
   x = 137,197.58