Finding the Fourth Proportional to 2,996,402.32, 4,497,801.98 and 1,291,387.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,996,402.32 : 4,497,801.98 = 1,291,387.05 : x
2. Step 2: Convert to fraction form
   2,996,402.32/4,497,801.98 = 1,291,387.05/x
3. Step 3: Cross multiply
   2,996,402.32x = 4,497,801.98 × 1,291,387.05
4. Step 4: Simplify right side
   2,996,402.32x = 5,808,403,223,979.42
5. Step 5: Solve for x
   x = 5,808,403,223,979.42/2,996,402.32
6. Step 6: Final answer
   x = 1,938,459.06