Finding the Fourth Proportional to 102,526,395.20, 141,486,856.56 and 55,483,470.88

Step by Step Solution

1. Step 1: Write the proportion equation
   102,526,395.20 : 141,486,856.56 = 55,483,470.88 : x
2. Step 2: Convert to fraction form
   102,526,395.20/141,486,856.56 = 55,483,470.88/x
3. Step 3: Cross multiply
   102,526,395.20x = 141,486,856.56 × 55,483,470.88
4. Step 4: Simplify right side
   102,526,395.20x = 7,850,181,886,003,930
5. Step 5: Solve for x
   x = 7,850,181,886,003,930/102,526,395.20
6. Step 6: Final answer
   x = 76,567,423.16