Finding the Fourth Proportional to 116,299,209.33, 160,493,970.30 and 64,090,118.25

Step by Step Solution

1. Step 1: Write the proportion equation
   116,299,209.33 : 160,493,970.30 = 64,090,118.25 : x
2. Step 2: Convert to fraction form
   116,299,209.33/160,493,970.30 = 64,090,118.25/x
3. Step 3: Cross multiply
   116,299,209.33x = 160,493,970.30 × 64,090,118.25
4. Step 4: Simplify right side
   116,299,209.33x = 10,286,077,533,816,066
5. Step 5: Solve for x
   x = 10,286,077,533,816,066/116,299,209.33
6. Step 6: Final answer
   x = 88,444,948.11