Finding the Fourth Proportional to 116,773,200.24, 161,144,175.96 and 64,560,891.12

Step by Step Solution

1. Step 1: Write the proportion equation
   116,773,200.24 : 161,144,175.96 = 64,560,891.12 : x
2. Step 2: Convert to fraction form
   116,773,200.24/161,144,175.96 = 64,560,891.12/x
3. Step 3: Cross multiply
   116,773,200.24x = 161,144,175.96 × 64,560,891.12
4. Step 4: Simplify right side
   116,773,200.24x = 10,403,611,598,775,682
5. Step 5: Solve for x
   x = 10,403,611,598,775,682/116,773,200.24
6. Step 6: Final answer
   x = 89,092,459.38