Finding the Fourth Proportional to 1,972,077.57, 2,958,499.76 and 757,565.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,972,077.57 : 2,958,499.76 = 757,565.39 : x
2. Step 2: Convert to fraction form
   1,972,077.57/2,958,499.76 = 757,565.39/x
3. Step 3: Cross multiply
   1,972,077.57x = 2,958,499.76 × 757,565.39
4. Step 4: Simplify right side
   1,972,077.57x = 2,241,257,024,499.31
5. Step 5: Solve for x
   x = 2,241,257,024,499.31/1,972,077.57
6. Step 6: Final answer
   x = 1,136,495.37