Finding the Fourth Proportional to 82,030.66, 123,061.32 and 56,492.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,030.66 : 123,061.32 = 56,492.69 : x
2. Step 2: Convert to fraction form
   82,030.66/123,061.32 = 56,492.69/x
3. Step 3: Cross multiply
   82,030.66x = 123,061.32 × 56,492.69
4. Step 4: Simplify right side
   82,030.66x = 6,952,065,100.73
5. Step 5: Solve for x
   x = 6,952,065,100.73/82,030.66
6. Step 6: Final answer
   x = 84,749.59