Finding the Fourth Proportional to 1,670,938.86, 2,506,505.76 and 472,760.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670,938.86 : 2,506,505.76 = 472,760.94 : x
2. Step 2: Convert to fraction form
   1,670,938.86/2,506,505.76 = 472,760.94/x
3. Step 3: Cross multiply
   1,670,938.86x = 2,506,505.76 × 472,760.94
4. Step 4: Simplify right side
   1,670,938.86x = 1,184,978,019,213.01
5. Step 5: Solve for x
   x = 1,184,978,019,213.01/1,670,938.86
6. Step 6: Final answer
   x = 709,168.99