Finding the Fourth Proportional to 131,931.98, 182,064.72 and 71,502.74

Step by Step Solution

1. Step 1: Write the proportion equation
   131,931.98 : 182,064.72 = 71,502.74 : x
2. Step 2: Convert to fraction form
   131,931.98/182,064.72 = 71,502.74/x
3. Step 3: Cross multiply
   131,931.98x = 182,064.72 × 71,502.74
4. Step 4: Simplify right side
   131,931.98x = 13,018,126,337.33
5. Step 5: Solve for x
   x = 13,018,126,337.33/131,931.98
6. Step 6: Final answer
   x = 98,673.02