Finding the Fourth Proportional to 112,624,740, 155,422,141.20 and 61,116,516

Step by Step Solution

1. Step 1: Write the proportion equation
   112,624,740 : 155,422,141.20 = 61,116,516 : x
2. Step 2: Convert to fraction form
   112,624,740/155,422,141.20 = 61,116,516/x
3. Step 3: Cross multiply
   112,624,740x = 155,422,141.20 × 61,116,516
4. Step 4: Simplify right side
   112,624,740x = 9,498,859,779,404,058
5. Step 5: Solve for x
   x = 9,498,859,779,404,058/112,624,740
6. Step 6: Final answer
   x = 84,340,792.08