Finding the Fourth Proportional to 2,778,142.84, 4,164,372.50 and 1,879,679.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778,142.84 : 4,164,372.50 = 1,879,679.50 : x
2. Step 2: Convert to fraction form
   2,778,142.84/4,164,372.50 = 1,879,679.50/x
3. Step 3: Cross multiply
   2,778,142.84x = 4,164,372.50 × 1,879,679.50
4. Step 4: Simplify right side
   2,778,142.84x = 7,827,685,598,804.42
5. Step 5: Solve for x
   x = 7,827,685,598,804.42/2,778,142.84
6. Step 6: Final answer
   x = 2,817,596.52