Finding the Fourth Proportional to 88,227,196.56, 132,219,724.62 and 55,821,087.18

Step by Step Solution

1. Step 1: Write the proportion equation
   88,227,196.56 : 132,219,724.62 = 55,821,087.18 : x
2. Step 2: Convert to fraction form
   88,227,196.56/132,219,724.62 = 55,821,087.18/x
3. Step 3: Cross multiply
   88,227,196.56x = 132,219,724.62 × 55,821,087.18
4. Step 4: Simplify right side
   88,227,196.56x = 7,380,648,774,928,613
5. Step 5: Solve for x
   x = 7,380,648,774,928,613/88,227,196.56
6. Step 6: Final answer
   x = 83,655,030.00