Finding the Fourth Proportional to 78,643,111.24, 108,531,168.08 and 43,836,053.68

Step by Step Solution

1. Step 1: Write the proportion equation
   78,643,111.24 : 108,531,168.08 = 43,836,053.68 : x
2. Step 2: Convert to fraction form
   78,643,111.24/108,531,168.08 = 43,836,053.68/x
3. Step 3: Cross multiply
   78,643,111.24x = 108,531,168.08 × 43,836,053.68
4. Step 4: Simplify right side
   78,643,111.24x = 4,757,578,109,907,982
5. Step 5: Solve for x
   x = 4,757,578,109,907,982/78,643,111.24
6. Step 6: Final answer
   x = 60,495,802.30