Finding the Fourth Proportional to 201,696,733.88, 278,334,144.27 and 112,384,063.42

Step by Step Solution

1. Step 1: Write the proportion equation
   201,696,733.88 : 278,334,144.27 = 112,384,063.42 : x
2. Step 2: Convert to fraction form
   201,696,733.88/278,334,144.27 = 112,384,063.42/x
3. Step 3: Cross multiply
   201,696,733.88x = 278,334,144.27 × 112,384,063.42
4. Step 4: Simplify right side
   201,696,733.88x = 31,280,322,121,591,108
5. Step 5: Solve for x
   x = 31,280,322,121,591,108/201,696,733.88
6. Step 6: Final answer
   x = 155,085,912.99