Finding the Fourth Proportional to 631,752, 947,792.16 and 188,520

Step by Step Solution

1. Step 1: Write the proportion equation
   631,752 : 947,792.16 = 188,520 : x
2. Step 2: Convert to fraction form
   631,752/947,792.16 = 188,520/x
3. Step 3: Cross multiply
   631,752x = 947,792.16 × 188,520
4. Step 4: Simplify right side
   631,752x = 178,677,778,003.20
5. Step 5: Solve for x
   x = 178,677,778,003.20/631,752
6. Step 6: Final answer
   x = 282,828.99