Finding the Fourth Proportional to 76,707,278.78, 105,829,787.59 and 43,659,259.34

Step by Step Solution

1. Step 1: Write the proportion equation
   76,707,278.78 : 105,829,787.59 = 43,659,259.34 : x
2. Step 2: Convert to fraction form
   76,707,278.78/105,829,787.59 = 43,659,259.34/x
3. Step 3: Cross multiply
   76,707,278.78x = 105,829,787.59 × 43,659,259.34
4. Step 4: Simplify right side
   76,707,278.78x = 4,620,450,141,650,627
5. Step 5: Solve for x
   x = 4,620,450,141,650,627/76,707,278.78
6. Step 6: Final answer
   x = 60,234,833.19