Finding the Fourth Proportional to 38,996,951.47, 53,871,849.69 and 31,146,156.20

Step by Step Solution

1. Step 1: Write the proportion equation
   38,996,951.47 : 53,871,849.69 = 31,146,156.20 : x
2. Step 2: Convert to fraction form
   38,996,951.47/53,871,849.69 = 31,146,156.20/x
3. Step 3: Cross multiply
   38,996,951.47x = 53,871,849.69 × 31,146,156.20
4. Step 4: Simplify right side
   38,996,951.47x = 1,677,901,045,227,661.50
5. Step 5: Solve for x
   x = 1,677,901,045,227,661.50/38,996,951.47
6. Step 6: Final answer
   x = 43,026,466.99