Finding the Fourth Proportional to 1,877,572.72, 2,813,462.52 and 1,267,973.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877,572.72 : 2,813,462.52 = 1,267,973.20 : x
2. Step 2: Convert to fraction form
   1,877,572.72/2,813,462.52 = 1,267,973.20/x
3. Step 3: Cross multiply
   1,877,572.72x = 2,813,462.52 × 1,267,973.20
4. Step 4: Simplify right side
   1,877,572.72x = 3,567,395,074,564.46
5. Step 5: Solve for x
   x = 3,567,395,074,564.46/1,877,572.72
6. Step 6: Final answer
   x = 1,900,003.68