Finding the Fourth Proportional to 139,223,034.91, 208,932,687.49 and 65,450,182.14

Step by Step Solution

1. Step 1: Write the proportion equation
   139,223,034.91 : 208,932,687.49 = 65,450,182.14 : x
2. Step 2: Convert to fraction form
   139,223,034.91/208,932,687.49 = 65,450,182.14/x
3. Step 3: Cross multiply
   139,223,034.91x = 208,932,687.49 × 65,450,182.14
4. Step 4: Simplify right side
   139,223,034.91x = 13,674,682,449,848,286
5. Step 5: Solve for x
   x = 13,674,682,449,848,286/139,223,034.91
6. Step 6: Final answer
   x = 98,221,407.53