Finding the Fourth Proportional to 1,495,742,507.47, 2,243,659,468.82 and 513,155,263.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495,742,507.47 : 2,243,659,468.82 = 513,155,263.86 : x
2. Step 2: Convert to fraction form
   1,495,742,507.47/2,243,659,468.82 = 513,155,263.86/x
3. Step 3: Cross multiply
   1,495,742,507.47x = 2,243,659,468.82 × 513,155,263.86
4. Step 4: Simplify right side
   1,495,742,507.47x = 1,151,345,666,734,314,624
5. Step 5: Solve for x
   x = 1,151,345,666,734,314,624/1,495,742,507.47
6. Step 6: Final answer
   x = 769,748,577.03