Finding the Fourth Proportional to 610,131.89, 914,656.35 and 230,787.02

Step by Step Solution

1. Step 1: Write the proportion equation
   610,131.89 : 914,656.35 = 230,787.02 : x
2. Step 2: Convert to fraction form
   610,131.89/914,656.35 = 230,787.02/x
3. Step 3: Cross multiply
   610,131.89x = 914,656.35 × 230,787.02
4. Step 4: Simplify right side
   610,131.89x = 211,090,816,492.67
5. Step 5: Solve for x
   x = 211,090,816,492.67/610,131.89
6. Step 6: Final answer
   x = 345,975.71