Finding the Fourth Proportional to 1,536,749.16, 2,118,742.50 and 1,260,087.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,536,749.16 : 2,118,742.50 = 1,260,087.72 : x
2. Step 2: Convert to fraction form
   1,536,749.16/2,118,742.50 = 1,260,087.72/x
3. Step 3: Cross multiply
   1,536,749.16x = 2,118,742.50 × 1,260,087.72
4. Step 4: Simplify right side
   1,536,749.16x = 2,669,801,406,092.10
5. Step 5: Solve for x
   x = 2,669,801,406,092.10/1,536,749.16
6. Step 6: Final answer
   x = 1,737,304.61