Finding the Fourth Proportional to 83,139.39, 114,735.18 and 45,416.07

Step by Step Solution

1. Step 1: Write the proportion equation
   83,139.39 : 114,735.18 = 45,416.07 : x
2. Step 2: Convert to fraction form
   83,139.39/114,735.18 = 45,416.07/x
3. Step 3: Cross multiply
   83,139.39x = 114,735.18 × 45,416.07
4. Step 4: Simplify right side
   83,139.39x = 5,210,820,966.34
5. Step 5: Solve for x
   x = 5,210,820,966.34/83,139.39
6. Step 6: Final answer
   x = 62,675.72