Finding the Fourth Proportional to 116,144,882.34, 160,190,412.39 and 72,117,947.94

Step by Step Solution

1. Step 1: Write the proportion equation
   116,144,882.34 : 160,190,412.39 = 72,117,947.94 : x
2. Step 2: Convert to fraction form
   116,144,882.34/160,190,412.39 = 72,117,947.94/x
3. Step 3: Cross multiply
   116,144,882.34x = 160,190,412.39 × 72,117,947.94
4. Step 4: Simplify right side
   116,144,882.34x = 11,552,603,821,229,150
5. Step 5: Solve for x
   x = 11,552,603,821,229,150/116,144,882.34
6. Step 6: Final answer
   x = 99,467,179.17