Finding the Fourth Proportional to 2,947,012.31, 4,064,684.78 and 2,602,239.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947,012.31 : 4,064,684.78 = 2,602,239.96 : x
2. Step 2: Convert to fraction form
   2,947,012.31/4,064,684.78 = 2,602,239.96/x
3. Step 3: Cross multiply
   2,947,012.31x = 4,064,684.78 × 2,602,239.96
4. Step 4: Simplify right side
   2,947,012.31x = 10,577,285,159,319.81
5. Step 5: Solve for x
   x = 10,577,285,159,319.81/2,947,012.31
6. Step 6: Final answer
   x = 3,589,155.40