Finding the Fourth Proportional to 76,173,397.10, 105,151,466.89 and 51,427,102.96

Step by Step Solution

1. Step 1: Write the proportion equation
   76,173,397.10 : 105,151,466.89 = 51,427,102.96 : x
2. Step 2: Convert to fraction form
   76,173,397.10/105,151,466.89 = 51,427,102.96/x
3. Step 3: Cross multiply
   76,173,397.10x = 105,151,466.89 × 51,427,102.96
4. Step 4: Simplify right side
   76,173,397.10x = 5,407,635,314,147,061
5. Step 5: Solve for x
   x = 5,407,635,314,147,061/76,173,397.10
6. Step 6: Final answer
   x = 70,991,127.09