Finding the Fourth Proportional to 613,076.10, 846,068.94 and 371,221.98

Step by Step Solution

1. Step 1: Write the proportion equation
   613,076.10 : 846,068.94 = 371,221.98 : x
2. Step 2: Convert to fraction form
   613,076.10/846,068.94 = 371,221.98/x
3. Step 3: Cross multiply
   613,076.10x = 846,068.94 × 371,221.98
4. Step 4: Simplify right side
   613,076.10x = 314,079,387,123.30
5. Step 5: Solve for x
   x = 314,079,387,123.30/613,076.10
6. Step 6: Final answer
   x = 512,300.82