Finding the Fourth Proportional to 83,488.02, 115,212.17 and 45,246.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,488.02 : 115,212.17 = 45,246.50 : x
2. Step 2: Convert to fraction form
   83,488.02/115,212.17 = 45,246.50/x
3. Step 3: Cross multiply
   83,488.02x = 115,212.17 × 45,246.50
4. Step 4: Simplify right side
   83,488.02x = 5,212,947,419.01
5. Step 5: Solve for x
   x = 5,212,947,419.01/83,488.02
6. Step 6: Final answer
   x = 62,439.47