Finding the Fourth Proportional to 116,285,388.50, 160,480,984.37 and 64,074,410.34

Step by Step Solution

1. Step 1: Write the proportion equation
   116,285,388.50 : 160,480,984.37 = 64,074,410.34 : x
2. Step 2: Convert to fraction form
   116,285,388.50/160,480,984.37 = 64,074,410.34/x
3. Step 3: Cross multiply
   116,285,388.50x = 160,480,984.37 × 64,074,410.34
4. Step 4: Simplify right side
   116,285,388.50x = 10,282,724,443,970,136
5. Step 5: Solve for x
   x = 10,282,724,443,970,136/116,285,388.50
6. Step 6: Final answer
   x = 88,426,625.02