Finding the Fourth Proportional to 1,880,892.72, 2,820,961.86 and 920,934.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,880,892.72 : 2,820,961.86 = 920,934.72 : x
2. Step 2: Convert to fraction form
   1,880,892.72/2,820,961.86 = 920,934.72/x
3. Step 3: Cross multiply
   1,880,892.72x = 2,820,961.86 × 920,934.72
4. Step 4: Simplify right side
   1,880,892.72x = 2,597,921,720,669.78
5. Step 5: Solve for x
   x = 2,597,921,720,669.78/1,880,892.72
6. Step 6: Final answer
   x = 1,381,217.38