Finding the Fourth Proportional to 64,665,802.78, 89,225,486.55 and 37,158,416.62

Step by Step Solution

1. Step 1: Write the proportion equation
   64,665,802.78 : 89,225,486.55 = 37,158,416.62 : x
2. Step 2: Convert to fraction form
   64,665,802.78/89,225,486.55 = 37,158,416.62/x
3. Step 3: Cross multiply
   64,665,802.78x = 89,225,486.55 × 37,158,416.62
4. Step 4: Simplify right side
   64,665,802.78x = 3,315,477,802,347,106
5. Step 5: Solve for x
   x = 3,315,477,802,347,106/64,665,802.78
6. Step 6: Final answer
   x = 51,270,960.23