Finding the Fourth Proportional to 8,978,567.83, 13,467,851.87 and 2,155,141.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,978,567.83 : 13,467,851.87 = 2,155,141.01 : x
2. Step 2: Convert to fraction form
   8,978,567.83/13,467,851.87 = 2,155,141.01/x
3. Step 3: Cross multiply
   8,978,567.83x = 13,467,851.87 × 2,155,141.01
4. Step 4: Simplify right side
   8,978,567.83x = 29,025,119,881,642.18
5. Step 5: Solve for x
   x = 29,025,119,881,642.18/8,978,567.83
6. Step 6: Final answer
   x = 3,232,711.55