Finding the Fourth Proportional to 116,228,812.35, 160,395,755.54 and 64,017,849.63

Step by Step Solution

1. Step 1: Write the proportion equation
   116,228,812.35 : 160,395,755.54 = 64,017,849.63 : x
2. Step 2: Convert to fraction form
   116,228,812.35/160,395,755.54 = 64,017,849.63/x
3. Step 3: Cross multiply
   116,228,812.35x = 160,395,755.54 × 64,017,849.63
4. Step 4: Simplify right side
   116,228,812.35x = 10,268,191,359,129,870
5. Step 5: Solve for x
   x = 10,268,191,359,129,870/116,228,812.35
6. Step 6: Final answer
   x = 88,344,629.46