Finding the Third Proportional to 1,152,490.78 and 1,691,368.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,490.78 : 1,691,368.59 = 1,691,368.59 : x
2. Step 2: Convert to fraction form
   1,152,490.78/1,691,368.59 = 1,691,368.59/x
3. Step 3: Cross multiply
   1,152,490.78x = 1,691,368.59 × 1,691,368.59
4. Step 4: Simplify right side
   1,152,490.78x = 2,860,727,719,923.85
5. Step 5: Solve for x
   x = 2,860,727,719,923.85/1,152,490.78
6. Step 6: Final answer
   x = 2,482,213.10