Finding the Fourth Proportional to 1,411,678.72, 1,948,128.96 and 767,098.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411,678.72 : 1,948,128.96 = 767,098.88 : x
2. Step 2: Convert to fraction form
   1,411,678.72/1,948,128.96 = 767,098.88/x
3. Step 3: Cross multiply
   1,411,678.72x = 1,948,128.96 × 767,098.88
4. Step 4: Simplify right side
   1,411,678.72x = 1,494,407,543,311.56
5. Step 5: Solve for x
   x = 1,494,407,543,311.56/1,411,678.72
6. Step 6: Final answer
   x = 1,058,603.15