Finding the Fourth Proportional to 1,418,196.20, 2,127,312.71 and 471,566.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,196.20 : 2,127,312.71 = 471,566.88 : x
2. Step 2: Convert to fraction form
   1,418,196.20/2,127,312.71 = 471,566.88/x
3. Step 3: Cross multiply
   1,418,196.20x = 2,127,312.71 × 471,566.88
4. Step 4: Simplify right side
   1,418,196.20x = 1,003,170,218,617.96
5. Step 5: Solve for x
   x = 1,003,170,218,617.96/1,418,196.20
6. Step 6: Final answer
   x = 707,356.44