Finding the Fourth Proportional to 83,387.39, 115,074.67 and 45,146.96

Step by Step Solution

1. Step 1: Write the proportion equation
   83,387.39 : 115,074.67 = 45,146.96 : x
2. Step 2: Convert to fraction form
   83,387.39/115,074.67 = 45,146.96/x
3. Step 3: Cross multiply
   83,387.39x = 115,074.67 × 45,146.96
4. Step 4: Simplify right side
   83,387.39x = 5,195,271,523.50
5. Step 5: Solve for x
   x = 5,195,271,523.50/83,387.39
6. Step 6: Final answer
   x = 62,302.84