Finding the Fourth Proportional to 19,263,914.56, 28,892,795.93 and 5,613,868.05

Step by Step Solution

1. Step 1: Write the proportion equation
   19,263,914.56 : 28,892,795.93 = 5,613,868.05 : x
2. Step 2: Convert to fraction form
   19,263,914.56/28,892,795.93 = 5,613,868.05/x
3. Step 3: Cross multiply
   19,263,914.56x = 28,892,795.93 × 5,613,868.05
4. Step 4: Simplify right side
   19,263,914.56x = 162,200,343,946,597.03
5. Step 5: Solve for x
   x = 162,200,343,946,597.03/19,263,914.56
6. Step 6: Final answer
   x = 8,419,905.70