Finding the Fourth Proportional to 83,321.61, 114,979.41 and 45,588.57

Step by Step Solution

1. Step 1: Write the proportion equation
   83,321.61 : 114,979.41 = 45,588.57 : x
2. Step 2: Convert to fraction form
   83,321.61/114,979.41 = 45,588.57/x
3. Step 3: Cross multiply
   83,321.61x = 114,979.41 × 45,588.57
4. Step 4: Simplify right side
   83,321.61x = 5,241,746,881.34
5. Step 5: Solve for x
   x = 5,241,746,881.34/83,321.61
6. Step 6: Final answer
   x = 62,909.81