Finding the Fourth Proportional to 85,710,353.89, 128,599,597 and 27,427,012.06

Step by Step Solution

1. Step 1: Write the proportion equation
   85,710,353.89 : 128,599,597 = 27,427,012.06 : x
2. Step 2: Convert to fraction form
   85,710,353.89/128,599,597 = 27,427,012.06/x
3. Step 3: Cross multiply
   85,710,353.89x = 128,599,597 × 27,427,012.06
4. Step 4: Simplify right side
   85,710,353.89x = 3,527,102,697,830,139.50
5. Step 5: Solve for x
   x = 3,527,102,697,830,139.50/85,710,353.89
6. Step 6: Final answer
   x = 41,151,419.14