Finding the Fourth Proportional to 113,756,103.31, 170,683,312.12 and 61,172,314.48

Step by Step Solution

1. Step 1: Write the proportion equation
   113,756,103.31 : 170,683,312.12 = 61,172,314.48 : x
2. Step 2: Convert to fraction form
   113,756,103.31/170,683,312.12 = 61,172,314.48/x
3. Step 3: Cross multiply
   113,756,103.31x = 170,683,312.12 × 61,172,314.48
4. Step 4: Simplify right side
   113,756,103.31x = 10,441,093,245,492,636
5. Step 5: Solve for x
   x = 10,441,093,245,492,636/113,756,103.31
6. Step 6: Final answer
   x = 91,784,905.97