Finding the Fourth Proportional to 2,379,667.64, 3,283,941.30 and 1,291,939.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379,667.64 : 3,283,941.30 = 1,291,939.16 : x
2. Step 2: Convert to fraction form
   2,379,667.64/3,283,941.30 = 1,291,939.16/x
3. Step 3: Cross multiply
   2,379,667.64x = 3,283,941.30 × 1,291,939.16
4. Step 4: Simplify right side
   2,379,667.64x = 4,242,652,364,611.31
5. Step 5: Solve for x
   x = 4,242,652,364,611.31/2,379,667.64
6. Step 6: Final answer
   x = 1,782,876.02