Finding the Fourth Proportional to 2,106,807.84, 3,151,897.02 and 1,623,373.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,807.84 : 3,151,897.02 = 1,623,373.20 : x
2. Step 2: Convert to fraction form
   2,106,807.84/3,151,897.02 = 1,623,373.20/x
3. Step 3: Cross multiply
   2,106,807.84x = 3,151,897.02 × 1,623,373.20
4. Step 4: Simplify right side
   2,106,807.84x = 5,116,705,151,427.86
5. Step 5: Solve for x
   x = 5,116,705,151,427.86/2,106,807.84
6. Step 6: Final answer
   x = 2,428,652.99