Finding the Fourth Proportional to 17,495,172.78, 26,239,768.71 and 4,712,688.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,495,172.78 : 26,239,768.71 = 4,712,688.10 : x
2. Step 2: Convert to fraction form
   17,495,172.78/26,239,768.71 = 4,712,688.10/x
3. Step 3: Cross multiply
   17,495,172.78x = 26,239,768.71 × 4,712,688.10
4. Step 4: Simplify right side
   17,495,172.78x = 123,659,845,746,369.34
5. Step 5: Solve for x
   x = 123,659,845,746,369.34/17,495,172.78
6. Step 6: Final answer
   x = 7,068,226.61