Finding the Fourth Proportional to 142,336,813.82, 196,442,994.35 and 79,616,397.29

Step by Step Solution

1. Step 1: Write the proportion equation
   142,336,813.82 : 196,442,994.35 = 79,616,397.29 : x
2. Step 2: Convert to fraction form
   142,336,813.82/196,442,994.35 = 79,616,397.29/x
3. Step 3: Cross multiply
   142,336,813.82x = 196,442,994.35 × 79,616,397.29
4. Step 4: Simplify right side
   142,336,813.82x = 15,640,083,482,223,650
5. Step 5: Solve for x
   x = 15,640,083,482,223,650/142,336,813.82
6. Step 6: Final answer
   x = 109,880,803.59