Finding the Fourth Proportional to 1,249,012.42, 1,723,670.74 and 758,815.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,012.42 : 1,723,670.74 = 758,815.05 : x
2. Step 2: Convert to fraction form
   1,249,012.42/1,723,670.74 = 758,815.05/x
3. Step 3: Cross multiply
   1,249,012.42x = 1,723,670.74 × 758,815.05
4. Step 4: Simplify right side
   1,249,012.42x = 1,307,947,298,756.64
5. Step 5: Solve for x
   x = 1,307,947,298,756.64/1,249,012.42
6. Step 6: Final answer
   x = 1,047,185.18