Finding the Fourth Proportional to 82,925.48, 124,276.98 and 45,428.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82,925.48 : 124,276.98 = 45,428.96 : x
2. Step 2: Convert to fraction form
   82,925.48/124,276.98 = 45,428.96/x
3. Step 3: Cross multiply
   82,925.48x = 124,276.98 × 45,428.96
4. Step 4: Simplify right side
   82,925.48x = 5,645,773,953.34
5. Step 5: Solve for x
   x = 5,645,773,953.34/82,925.48
6. Step 6: Final answer
   x = 68,082.50