Finding the Fourth Proportional to 3,943,111.10, 5,912,123.05 and 1,547,197.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,943,111.10 : 5,912,123.05 = 1,547,197.78 : x
2. Step 2: Convert to fraction form
   3,943,111.10/5,912,123.05 = 1,547,197.78/x
3. Step 3: Cross multiply
   3,943,111.10x = 5,912,123.05 × 1,547,197.78
4. Step 4: Simplify right side
   3,943,111.10x = 9,147,223,658,046.83
5. Step 5: Solve for x
   x = 9,147,223,658,046.83/3,943,111.10
6. Step 6: Final answer
   x = 2,319,798.61