Finding the Fourth Proportional to 2,209,377.68, 3,049,061.81 and 1,242,565.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,377.68 : 3,049,061.81 = 1,242,565.12 : x
2. Step 2: Convert to fraction form
   2,209,377.68/3,049,061.81 = 1,242,565.12/x
3. Step 3: Cross multiply
   2,209,377.68x = 3,049,061.81 × 1,242,565.12
4. Step 4: Simplify right side
   2,209,377.68x = 3,788,657,839,994.59
5. Step 5: Solve for x
   x = 3,788,657,839,994.59/2,209,377.68
6. Step 6: Final answer
   x = 1,714,807.70