Finding the Fourth Proportional to 1,555,061.70, 2,146,006.62 and 866,714.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,555,061.70 : 2,146,006.62 = 866,714.34 : x
2. Step 2: Convert to fraction form
   1,555,061.70/2,146,006.62 = 866,714.34/x
3. Step 3: Cross multiply
   1,555,061.70x = 2,146,006.62 × 866,714.34
4. Step 4: Simplify right side
   1,555,061.70x = 1,859,974,711,288.93
5. Step 5: Solve for x
   x = 1,859,974,711,288.93/1,555,061.70
6. Step 6: Final answer
   x = 1,196,077.76