Finding the Fourth Proportional to 89,149,168.32, 123,043,495.68 and 57,826,035.78

Step by Step Solution

1. Step 1: Write the proportion equation
   89,149,168.32 : 123,043,495.68 = 57,826,035.78 : x
2. Step 2: Convert to fraction form
   89,149,168.32/123,043,495.68 = 57,826,035.78/x
3. Step 3: Cross multiply
   89,149,168.32x = 123,043,495.68 × 57,826,035.78
4. Step 4: Simplify right side
   89,149,168.32x = 7,115,117,583,687,956
5. Step 5: Solve for x
   x = 7,115,117,583,687,956/89,149,168.32
6. Step 6: Final answer
   x = 79,811,373.65