Finding the Fourth Proportional to 3,447,181,826.64, 5,171,499,043.20 and 1,117,937,187.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,447,181,826.64 : 5,171,499,043.20 = 1,117,937,187.72 : x
2. Step 2: Convert to fraction form
   3,447,181,826.64/5,171,499,043.20 = 1,117,937,187.72/x
3. Step 3: Cross multiply
   3,447,181,826.64x = 5,171,499,043.20 × 1,117,937,187.72
4. Step 4: Simplify right side
   3,447,181,826.64x = 5,781,411,096,651,678,720
5. Step 5: Solve for x
   x = 5,781,411,096,651,678,720/3,447,181,826.64
6. Step 6: Final answer
   x = 1,677,141,325.12