Finding the Fourth Proportional to 82,900.53, 114,403.59 and 45,174.78

Step by Step Solution

1. Step 1: Write the proportion equation
   82,900.53 : 114,403.59 = 45,174.78 : x
2. Step 2: Convert to fraction form
   82,900.53/114,403.59 = 45,174.78/x
3. Step 3: Cross multiply
   82,900.53x = 114,403.59 × 45,174.78
4. Step 4: Simplify right side
   82,900.53x = 5,168,157,009.46
5. Step 5: Solve for x
   x = 5,168,157,009.46/82,900.53
6. Step 6: Final answer
   x = 62,341.66