Finding the Fourth Proportional to 13,158,105.59, 19,732,961.03 and 4,520,123.19

Step by Step Solution

1. Step 1: Write the proportion equation
   13,158,105.59 : 19,732,961.03 = 4,520,123.19 : x
2. Step 2: Convert to fraction form
   13,158,105.59/19,732,961.03 = 4,520,123.19/x
3. Step 3: Cross multiply
   13,158,105.59x = 19,732,961.03 × 4,520,123.19
4. Step 4: Simplify right side
   13,158,105.59x = 89,195,414,749,179.27
5. Step 5: Solve for x
   x = 89,195,414,749,179.27/13,158,105.59
6. Step 6: Final answer
   x = 6,778,742.90