Finding the Fourth Proportional to 55,412,905.55, 82,930,401.53 and 55,412,905.55

Step by Step Solution

1. Step 1: Write the proportion equation
   55,412,905.55 : 82,930,401.53 = 55,412,905.55 : x
2. Step 2: Convert to fraction form
   55,412,905.55/82,930,401.53 = 55,412,905.55/x
3. Step 3: Cross multiply
   55,412,905.55x = 82,930,401.53 × 55,412,905.55
4. Step 4: Simplify right side
   55,412,905.55x = 4,595,414,506,928,401
5. Step 5: Solve for x
   x = 4,595,414,506,928,401/55,412,905.55
6. Step 6: Final answer
   x = 82,930,401.53