Finding the Fourth Proportional to 2,111,818.31, 3,168,030.86 and 652,978.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,818.31 : 3,168,030.86 = 652,978.36 : x
2. Step 2: Convert to fraction form
   2,111,818.31/3,168,030.86 = 652,978.36/x
3. Step 3: Cross multiply
   2,111,818.31x = 3,168,030.86 × 652,978.36
4. Step 4: Simplify right side
   2,111,818.31x = 2,068,655,595,392.19
5. Step 5: Solve for x
   x = 2,068,655,595,392.19/2,111,818.31
6. Step 6: Final answer
   x = 979,561.35