Finding the Fourth Proportional to 83,903.31, 115,784.37 and 45,663.62

Step by Step Solution

1. Step 1: Write the proportion equation
   83,903.31 : 115,784.37 = 45,663.62 : x
2. Step 2: Convert to fraction form
   83,903.31/115,784.37 = 45,663.62/x
3. Step 3: Cross multiply
   83,903.31x = 115,784.37 × 45,663.62
4. Step 4: Simplify right side
   83,903.31x = 5,287,132,894.70
5. Step 5: Solve for x
   x = 5,287,132,894.70/83,903.31
6. Step 6: Final answer
   x = 63,014.59