Finding the Fourth Proportional to 631,870, 947,954.76 and 188,649.52

Step by Step Solution

1. Step 1: Write the proportion equation
   631,870 : 947,954.76 = 188,649.52 : x
2. Step 2: Convert to fraction form
   631,870/947,954.76 = 188,649.52/x
3. Step 3: Cross multiply
   631,870x = 947,954.76 × 188,649.52
4. Step 4: Simplify right side
   631,870x = 178,831,210,455.72
5. Step 5: Solve for x
   x = 178,831,210,455.72/631,870
6. Step 6: Final answer
   x = 283,018.99