Finding the Fourth Proportional to 76,613.96, 105,715.86 and 43,073.48

Step by Step Solution

1. Step 1: Write the proportion equation
   76,613.96 : 105,715.86 = 43,073.48 : x
2. Step 2: Convert to fraction form
   76,613.96/105,715.86 = 43,073.48/x
3. Step 3: Cross multiply
   76,613.96x = 105,715.86 × 43,073.48
4. Step 4: Simplify right side
   76,613.96x = 4,553,549,981.39
5. Step 5: Solve for x
   x = 4,553,549,981.39/76,613.96
6. Step 6: Final answer
   x = 59,434.99