Finding the Fourth Proportional to 4,912,870.67, 6,779,788.37 and 2,849,109.83

Step by Step Solution

1. Step 1: Write the proportion equation
   4,912,870.67 : 6,779,788.37 = 2,849,109.83 : x
2. Step 2: Convert to fraction form
   4,912,870.67/6,779,788.37 = 2,849,109.83/x
3. Step 3: Cross multiply
   4,912,870.67x = 6,779,788.37 × 2,849,109.83
4. Step 4: Simplify right side
   4,912,870.67x = 19,316,361,642,142.19
5. Step 5: Solve for x
   x = 19,316,361,642,142.19/4,912,870.67
6. Step 6: Final answer
   x = 3,931,787.13