Finding the Fourth Proportional to 2,638,742.47, 3,641,808.05 and 1,477,630.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638,742.47 : 3,641,808.05 = 1,477,630.89 : x
2. Step 2: Convert to fraction form
   2,638,742.47/3,641,808.05 = 1,477,630.89/x
3. Step 3: Cross multiply
   2,638,742.47x = 3,641,808.05 × 1,477,630.89
4. Step 4: Simplify right side
   2,638,742.47x = 5,381,248,070,130.66
5. Step 5: Solve for x
   x = 5,381,248,070,130.66/2,638,742.47
6. Step 6: Final answer
   x = 2,039,322.95