Finding the Fourth Proportional to 1,418,196.10, 2,127,312.58 and 471,566.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,196.10 : 2,127,312.58 = 471,566.78 : x
2. Step 2: Convert to fraction form
   1,418,196.10/2,127,312.58 = 471,566.78/x
3. Step 3: Cross multiply
   1,418,196.10x = 2,127,312.58 × 471,566.78
4. Step 4: Simplify right side
   1,418,196.10x = 1,003,169,947,543.46
5. Step 5: Solve for x
   x = 1,003,169,947,543.46/1,418,196.10
6. Step 6: Final answer
   x = 707,356.30