Finding the Fourth Proportional to 83,313.08, 114,971.55 and 45,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,313.08 : 114,971.55 = 45,072.50 : x
2. Step 2: Convert to fraction form
   83,313.08/114,971.55 = 45,072.50/x
3. Step 3: Cross multiply
   83,313.08x = 114,971.55 × 45,072.50
4. Step 4: Simplify right side
   83,313.08x = 5,182,054,612.52
5. Step 5: Solve for x
   x = 5,182,054,612.52/83,313.08
6. Step 6: Final answer
   x = 62,199.78