Finding the Fourth Proportional to 2,607,521.83, 3,910,534.61 and 786,064.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607,521.83 : 3,910,534.61 = 786,064.30 : x
2. Step 2: Convert to fraction form
   2,607,521.83/3,910,534.61 = 786,064.30/x
3. Step 3: Cross multiply
   2,607,521.83x = 3,910,534.61 × 786,064.30
4. Step 4: Simplify right side
   2,607,521.83x = 3,073,931,637,128.77
5. Step 5: Solve for x
   x = 3,073,931,637,128.77/2,607,521.83
6. Step 6: Final answer
   x = 1,178,870.91