Finding the Fourth Proportional to 112,004,375.19, 168,003,361.59 and 61,208,069.91

Step by Step Solution

1. Step 1: Write the proportion equation
   112,004,375.19 : 168,003,361.59 = 61,208,069.91 : x
2. Step 2: Convert to fraction form
   112,004,375.19/168,003,361.59 = 61,208,069.91/x
3. Step 3: Cross multiply
   112,004,375.19x = 168,003,361.59 × 61,208,069.91
4. Step 4: Simplify right side
   112,004,375.19x = 10,283,161,501,315,728
5. Step 5: Solve for x
   x = 10,283,161,501,315,728/112,004,375.19
6. Step 6: Final answer
   x = 91,810,355.48