Finding the Fourth Proportional to 83,931.08, 115,827.72 and 45,692.02

Step by Step Solution

1. Step 1: Write the proportion equation
   83,931.08 : 115,827.72 = 45,692.02 : x
2. Step 2: Convert to fraction form
   83,931.08/115,827.72 = 45,692.02/x
3. Step 3: Cross multiply
   83,931.08x = 115,827.72 × 45,692.02
4. Step 4: Simplify right side
   83,931.08x = 5,292,402,498.79
5. Step 5: Solve for x
   x = 5,292,402,498.79/83,931.08
6. Step 6: Final answer
   x = 63,056.53