Finding the Fourth Proportional to 1,572,595.42, 2,355,435.51 and 1,299,629.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572,595.42 : 2,355,435.51 = 1,299,629.98 : x
2. Step 2: Convert to fraction form
   1,572,595.42/2,355,435.51 = 1,299,629.98/x
3. Step 3: Cross multiply
   1,572,595.42x = 2,355,435.51 × 1,299,629.98
4. Step 4: Simplify right side
   1,572,595.42x = 3,061,194,604,752.59
5. Step 5: Solve for x
   x = 3,061,194,604,752.59/1,572,595.42
6. Step 6: Final answer
   x = 1,946,587.51