Finding the Fourth Proportional to 942,453.51, 1,300,591.50 and 512,736.72

Step by Step Solution

1. Step 1: Write the proportion equation
   942,453.51 : 1,300,591.50 = 512,736.72 : x
2. Step 2: Convert to fraction form
   942,453.51/1,300,591.50 = 512,736.72/x
3. Step 3: Cross multiply
   942,453.51x = 1,300,591.50 × 512,736.72
4. Step 4: Simplify right side
   942,453.51x = 666,861,019,769.88
5. Step 5: Solve for x
   x = 666,861,019,769.88/942,453.51
6. Step 6: Final answer
   x = 707,579.75