Finding the Fourth Proportional to 1,076,131.93, 1,613,090.71 and 477,375.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,131.93 : 1,613,090.71 = 477,375.07 : x
2. Step 2: Convert to fraction form
   1,076,131.93/1,613,090.71 = 477,375.07/x
3. Step 3: Cross multiply
   1,076,131.93x = 1,613,090.71 × 477,375.07
4. Step 4: Simplify right side
   1,076,131.93x = 770,049,290,602.60
5. Step 5: Solve for x
   x = 770,049,290,602.60/1,076,131.93
6. Step 6: Final answer
   x = 715,571.45