Finding the Fourth Proportional to 112,314,656.04, 154,995,250.86 and 65,905,683.36

Step by Step Solution

1. Step 1: Write the proportion equation
   112,314,656.04 : 154,995,250.86 = 65,905,683.36 : x
2. Step 2: Convert to fraction form
   112,314,656.04/154,995,250.86 = 65,905,683.36/x
3. Step 3: Cross multiply
   112,314,656.04x = 154,995,250.86 × 65,905,683.36
4. Step 4: Simplify right side
   112,314,656.04x = 10,215,067,925,482,928
5. Step 5: Solve for x
   x = 10,215,067,925,482,928/112,314,656.04
6. Step 6: Final answer
   x = 90,950,444.81