Finding the Fourth Proportional to 942,058.55, 1,300,050.33 and 512,348.15

Step by Step Solution

1. Step 1: Write the proportion equation
   942,058.55 : 1,300,050.33 = 512,348.15 : x
2. Step 2: Convert to fraction form
   942,058.55/1,300,050.33 = 512,348.15/x
3. Step 3: Cross multiply
   942,058.55x = 1,300,050.33 × 512,348.15
4. Step 4: Simplify right side
   942,058.55x = 666,078,381,482.39
5. Step 5: Solve for x
   x = 666,078,381,482.39/942,058.55
6. Step 6: Final answer
   x = 707,045.63