Finding the Fourth Proportional to 116,288,610.98, 160,485,329.57 and 64,077,583.46

Step by Step Solution

1. Step 1: Write the proportion equation
   116,288,610.98 : 160,485,329.57 = 64,077,583.46 : x
2. Step 2: Convert to fraction form
   116,288,610.98/160,485,329.57 = 64,077,583.46/x
3. Step 3: Cross multiply
   116,288,610.98x = 160,485,329.57 × 64,077,583.46
4. Step 4: Simplify right side
   116,288,610.98x = 10,283,512,099,627,280
5. Step 5: Solve for x
   x = 10,283,512,099,627,280/116,288,610.98
6. Step 6: Final answer
   x = 88,430,947.91