Finding the Fourth Proportional to 103,439,367.24, 142,882,585.94 and 76,670,963.34

Step by Step Solution

1. Step 1: Write the proportion equation
   103,439,367.24 : 142,882,585.94 = 76,670,963.34 : x
2. Step 2: Convert to fraction form
   103,439,367.24/142,882,585.94 = 76,670,963.34/x
3. Step 3: Cross multiply
   103,439,367.24x = 142,882,585.94 × 76,670,963.34
4. Step 4: Simplify right side
   103,439,367.24x = 10,954,945,508,530,140
5. Step 5: Solve for x
   x = 10,954,945,508,530,140/103,439,367.24
6. Step 6: Final answer
   x = 105,906,926.94