Finding the Fourth Proportional to 138,094,085.42, 207,168,415.78 and 50,656,414.27

Step by Step Solution

1. Step 1: Write the proportion equation
   138,094,085.42 : 207,168,415.78 = 50,656,414.27 : x
2. Step 2: Convert to fraction form
   138,094,085.42/207,168,415.78 = 50,656,414.27/x
3. Step 3: Cross multiply
   138,094,085.42x = 207,168,415.78 × 50,656,414.27
4. Step 4: Simplify right side
   138,094,085.42x = 10,494,409,093,411,286
5. Step 5: Solve for x
   x = 10,494,409,093,411,286/138,094,085.42
6. Step 6: Final answer
   x = 75,994,631.21