Finding the Fourth Proportional to 140,831,103.96, 194,344,027.56 and 78,097,078.62

Step by Step Solution

1. Step 1: Write the proportion equation
   140,831,103.96 : 194,344,027.56 = 78,097,078.62 : x
2. Step 2: Convert to fraction form
   140,831,103.96/194,344,027.56 = 78,097,078.62/x
3. Step 3: Cross multiply
   140,831,103.96x = 194,344,027.56 × 78,097,078.62
4. Step 4: Simplify right side
   140,831,103.96x = 15,177,700,799,680,768
5. Step 5: Solve for x
   x = 15,177,700,799,680,768/140,831,103.96
6. Step 6: Final answer
   x = 107,772,362.59